Quantum Computing Advanced Level

The Quantum Computing Revolution: Breaking Cryptography and Beyond

Aman Sapkota
BSc.CSIT Student
12 min read
15,454 views
892 likes
#Quantum Computing #Cryptography #IBM #Google #Security #NEB resources #Nepal education
Quantum computer with glowing qubits in a futuristic laboratory
Quantum computing represents the most significant leap in computational capability since the invention of the transistor. Unlike classical computers that process information in binary bits, quantum computers leverage quantum mechanical phenomena like superposition and entanglement to process information in quantum bits or qubits.

The implications are staggering. Current RSA encryption, which would take classical computers millions of years to crack, could be broken by sufficiently powerful quantum computers in hours. This has sparked a global race to develop quantum-resistant cryptography before quantum computers become widely available.

Beyond cryptography, quantum computing promises revolutionary advances in drug discovery, where molecular interactions can be simulated with unprecedented accuracy. Financial institutions are exploring quantum algorithms for portfolio optimization and risk analysis, while logistics companies investigate quantum solutions for supply chain optimization.

Major tech giants including IBM, Google, and Microsoft have achieved significant quantum milestones. Google claimed quantum supremacy in 2019, demonstrating a quantum computer performing a specific calculation faster than the world's most powerful supercomputer. IBM has made quantum computers accessible through cloud services, democratizing access to this transformative technology.

The quantum era is not a distant future�it's happening now, and organizations must prepare for both the opportunities and challenges it presents.

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Aman Sapkota

Aman Sapkota

BSc.CSIT Student